CN107030454A - Megawatt wind generator stator skeleton processing technology and its fitting device - Google Patents
Megawatt wind generator stator skeleton processing technology and its fitting device Download PDFInfo
- Publication number
- CN107030454A CN107030454A CN201710366749.1A CN201710366749A CN107030454A CN 107030454 A CN107030454 A CN 107030454A CN 201710366749 A CN201710366749 A CN 201710366749A CN 107030454 A CN107030454 A CN 107030454A
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- stator skeleton
- cylindrical
- tire
- skeleton
- stator
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- 238000005516 engineering process Methods 0.000 title claims abstract description 8
- 238000003825 pressing Methods 0.000 claims abstract description 35
- 238000003801 milling Methods 0.000 claims abstract description 17
- 238000003754 machining Methods 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 9
- 238000005553 drilling Methods 0.000 claims description 5
- 229910001060 Gray iron Inorganic materials 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000005266 casting Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 abstract description 4
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 210000000988 bone and bone Anatomy 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/02—Machine tools for performing different machining operations
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The present invention relates to a kind of processing technology for megawatt wind generator stator skeleton, use numerically controlled processing equipment, with reference to special tooling, stator skeleton (1) is processed, positioned using seam positioning tire (13) in fitting device, (6) cylindrical to stator skeleton A play good protective action, using the combination of pressing plate (2) external pressure and internal pressure, avoid because fixation is not firm, the problem of yielding during processing, processing request is preferably met, machining accuracy is improved；And use keyway V-block (20) in fitting device to position, cylindrical to stator skeleton (1) good protective action can be played, use numerical control horizontal one side support boring machine milling F2 keyways (19), the working ability of numerically controlled processing equipment is given full play to, improve machining accuracy, and then improve operating efficiency, it is ensured that product quality.
Description
Technical field
The present invention relates to a kind of processing technology and its fitting device for megawatt wind generator stator skeleton.
Background technology
Wind-driven generator is the device for transforming wind energy into mechanical energy, and wherein stator is the excitation unit in generator, is
Ensure its performance, using outer press mounting technique, stator punching need to be overlayed in stator skeleton, carry out offline and dipping lacquer, stator dries
It is pressed into after dry in support, then stator skeleton surrounding is welded, but stator skeleton is welded by ring flat-plate and bearing rib
Form, in processing, because its intensity is poor, clamping is difficult, so that yielding so that machining accuracy is relatively low, it is impossible to ensure fixed
Protonatomic mass, in order to overcome the shortcomings of the above, designs a kind of stator skeleton processing technology and fitting device, both ensure that stator dimensions
It is required that, stator quality is in turn ensure that, and then improve product quality.
The content of the invention
The invention aims to overcome the shortcomings of the above, a kind of convenient mounting and clamping is designed, is unlikely to deform, improve processing essence
The stator skeleton processing technology of degree.The technical scheme is that：A kind of adding for megawatt wind generator stator skeleton
Work technique, using numerically controlled processing equipment, with reference to special tooling, is processed, its step includes to stator skeleton：
Step one, stator skeleton (1) endoporus is propped up by chuck (5), using 4 pressing plates (2), guide rod (3) and spiral shell
Female (4) push down ring outer surface in stator skeleton (1) and close to bearing rib position, distinguish turning stator skeleton A cylindrical (6), stator
Skeleton B planes (7) and stator skeleton C holes inner circle (8) reach drawing size；
Step 2, is put into seam by stator skeleton A cylindrical (6) by dimensional fits and positions in tire (13), using pressing plate
(2), nut (4) and screw rod (14) are compressed on seam positioning tire (13), tire on platform (15) with 4 installation guide rod holes, are adopted
Ring inner surface in stator skeleton (1) is pushed down with 4 pressing plates (2), guide rod (3) and nut (4) and close to bearing rib position, distinguishes car
Cut stator skeleton D1 cylindrical (9), stator skeleton D2 cylindrical (10), stator skeleton D3 cylindrical (11), stator skeleton D4 cylindrical (12)
Up to drawing size；
Step 3, positions tire (13) using seam and positions, with pressing plate (2), nut (4) and screw rod (14) in platform (15)
Upper compression seam positioning tire (13), ring outer surface in stator skeleton (1) is pushed down using 4 pressing plates (2), guide rod (3) and nut (4)
Close to bearing rib position, turning M planes (16) and E holes inner circle (17) reach drawing size；
Step 4, positions tire (13) using seam and positions, using pressing plate (2), nut (4) and screw rod (14) in platform
(15) compressed on 4 installation guide rod holes on seam positioning tire (13), tire, using 4 pressing plates (2), guide rod (3) and nut
(4) push down ring inner surface in stator skeleton (1) and close to bearing rib position, drawing is reached using numerical control drilling milling machine milling F1 keyways (18)
Size；
Step 5, is positioned using keyway V-block (20), using 4 pressing plates (2), guide rod (3) and spiral shell on platform (15)
Female (4) push down stator skeleton (1) bearing rib, and drawing size is reached using numerical control horizontal one side support boring machine milling F2 keyways (19),
Complete whole processes.
For the Vehicle Processing of megawatt wind generator stator skeleton and Milling Machining fitting device, including seam positioning tire (13)
With keyway V-block (20), seam positioning tire (13) is added by gray iron casting according to cylindrical (6) size fit designs of stator skeleton A
Work is formed, a diameter of φ H of seam, and depth is K, and seam positioning tire (13) is designed to hollow-core construction, and seam positioning tire (13) is designed to
With 4 uniform screws, screw is equipped with guide rod (3), and cylindrical seam positioning tire (13) is groove structure, seam positioning tire (13)
It is fixed on platform (15)；Keyway V-block (20) is welded by 3 blocks of steel plates, is set according to cylindrical (9) dimensional fits of stator skeleton D1
Meter is processed, and keyway V-block (20) is with gradient slope structure, gradient slope structure and cylindrical (9) diameters of stator skeleton D1
φ N are coordinated, and lay stator skeleton (1).
The present invention using traditional use chuck (5) Step 2: in step 3 and step 4, do not clamp stator
Skeleton A cylindrical (6), endoporus cylindrical to stator skeleton (1) and F1 keyways (18) are processed, but use fitting device to stop
Mouthful positioning tire (13) position, can (6) cylindrical to stator skeleton A play good protective action, using pressing plate (2) external pressure with
The combination of internal pressure, it is to avoid because fixation is not firm, the problem of yielding during processing, preferably meets processing request, improve
Machining accuracy.
Simultaneously in step 5, not using traditional use planer processing F2 keyways (19), but fitting device is used
Middle keyway V-block (20) positions, and cylindrical to stator skeleton (1) can play good protective action, use numerical control horizontal list
Face support boring machine milling F2 keyways (19), have given full play to the working ability of numerically controlled processing equipment, have improved machining accuracy.
The operation principle and advantage of the present invention：
1. stator skeleton (1) endoporus is propped up by chuck (5), using 4 pressing plates (2), guide rod (3) and nut (4)
Push down ring outer surface in stator skeleton (1) and close to bearing rib position, distinguish turning stator skeleton A cylindrical (6), stator skeleton B
Plane (7) and stator skeleton C holes inner circle (8) reach drawing size；
2. stator skeleton A cylindrical (6) is put into seam by dimensional fits to position in tire (13), using pressing plate (2), nut
(4) compressed with screw rod (14) on platform (15) with 4 installation guide rod holes on seam positioning tire (13), tire, using 4 pressing plates
(2), guide rod (3) and nut (4) push down in stator skeleton (1) ring inner surface close to bearing rib position, respectively turning stator bone
Frame D1 cylindrical (9), stator skeleton D2 cylindrical (10), stator skeleton D3 cylindrical (11), stator skeleton D4 cylindrical (12) reach drawing chi
It is very little；
3. being positioned using seam positioning tire (13), pressed with pressing plate (2), nut (4) and screw rod (14) on platform (15)
Tight seam positioning tire (13), pushes down ring outer surface in stator skeleton (1) close using 4 pressing plates (2), guide rod (3) and nut (4)
Bearing rib position, turning M planes (16) and E holes inner circle (17) reach drawing size；
4. positioned using seam positioning tire (13), using pressing plate (2), nut (4) and screw rod (14) on platform (15)
Compress on seam positioning tire (13), tire with 4 installation guide rod holes, pushed down using 4 pressing plates (2), guide rod (3) and nut (4)
Ring inner surface reaches drawing size close to bearing rib position using numerical control drilling milling machine milling F1 keyways (18) in stator skeleton (1)；
5. positioned using keyway V-block (20), using 4 pressing plates (2), guide rod (3) and nut (4) on platform (15)
Stator skeleton (1) bearing rib is pushed down, drawing size is reached using numerical control horizontal one side support boring machine milling F2 keyways (19), that is, completes
Whole processes.
6. the advantage of stator skeleton processing method is：
1) stator skeleton (1) endoporus is propped up by chuck (5), first process cylindrical (6) sizes of stator skeleton A, be for
Cooperation installation is carried out with seam positioning tire (13), is following process is ready.
2) positioned by seam positioning tire (13), by the way of dress pressure inside pressing plate (2), difference turning stator skeleton D1
Cylindrical (9), stator skeleton D2 cylindrical (10), stator skeleton D3 cylindrical (11), cylindrical (12) sizes of stator skeleton D4, it is ensured that same
The requirement of axle degree, while also improving machining accuracy.
3) position tire (13) by seam to position, be for more preferable turning E by the way of dress pressure outside pressing plate (2)
Hole inner circle (17) size, it is to avoid workpiece is deformed, influences lamination quality.
4) position tire (13) by seam to position, by the way of dress pressure inside pressing plate (2), processed using numerical control drilling milling machine
F1 keyways (18) size, improves its machining accuracy, F1 keyways (18) is preferably played guiding when stator is pressed into support
With positioning action.
5) positioned, using numerical control horizontal one side support Boring machine processing F2 keyways (19) size, carried by keyway V-block (20)
Its high machining accuracy, enables F2 keyways (19) preferably to play guiding and positioning action in stator punching lamination.
6) it is yielding during clamping during common process equipment processing stator skeleton (1), it is impossible to which that stator skeleton (1) has been added
The good size of work is protected, because common process equipment machining accuracy is low, it is difficult to be satisfied with Product processing requirement, and is used upper
When stating process principle, problem above can be overcome, the working ability of existing numerically controlled processing equipment is given full play to, processing essence is improved
Degree, and then improve product quality.
Brief description of the drawings：
Fig. 1 is the machining sketch chart of inventive step one；
Fig. 2 is the machining sketch chart of inventive step two；
Fig. 3 is the machining sketch chart of inventive step three；
Fig. 4 is the machining sketch chart of inventive step four；
Fig. 5 is the machining sketch chart of inventive step five；
Fig. 6 is that invention stator skeleton seam positions tire front view；
Fig. 7 is that invention stator skeleton seam positioning tire section view is rotated by 90 ° figure
Fig. 8 is invention keyway V-block front view；
Fig. 9 is invention keyway V-block top view；
Embodiment
As shown in figure 1, step one props up the endoporus of stator skeleton 1 by chuck 5, using 4 pressing plates 2, guide rod 3 and spiral shell
Mother 4 pushes down ring outer surface in stator skeleton 1 and put down close to bearing rib position, respectively turning stator skeleton A cylindrical 6, stator skeleton B
Face 7 and stator skeleton C holes inner circle 8 reach drawing size；
Positioned as shown in Fig. 2 stator skeleton A cylindrical 6 is put into seam by step 2 by dimensional fits in tire 13, using pressure
Plate 2, nut 4 and screw rod 14 are compressed on platform 15 with 4 installation guide rod holes on seam positioning tire 13, tire, using 4 pressing plates
2nd, guide rod 3 and nut 4 push down in stator skeleton 1 ring inner surface close to bearing rib position, and turning stator skeleton D1 is cylindrical respectively
9th, stator skeleton D2 cylindrical 10, stator skeleton D3 cylindrical 11, stator skeleton D4 cylindrical 12 reach drawing size；
As shown in figure 3, step 3 is positioned using seam positioning tire 13, with pressing plate 2, nut 4 and screw rod 14 in platform 15
Upper compression seam positioning tire 13, ring outer surface is pushed down in stator skeleton 1 close to brace rod using 4 pressing plates 2, guide rod 3 and nut 4
Board position, turning M planes 16 and E holes inner circle 17 reach drawing size；
As shown in figure 4, step 4 is positioned using seam positioning tire 13, using pressing plate 2, nut 4 and screw rod 14 in platform
Compressed on 15 on seam positioning tire 13, tire with 4 installation guide rod holes, stator is pushed down using 4 pressing plates 2, guide rod 3 and nut 4
Ring inner surface reaches drawing size close to bearing rib position using numerical control drilling milling machine milling F1 keyways 18 in skeleton 1；
As shown in figure 5, step 5 is positioned using keyway V-block 20, using 4 pressing plates 2, the and of guide rod 3 on platform 15
Nut 4 pushes down the bearing rib of stator skeleton 1, and drawing size is reached using numerical control horizontal one side support boring machine milling F2 keyways 19, i.e., complete
Into whole processes.
Seam positions tire 13 as shown in Figure 6, Figure 7, and seam positioning tire 13 is according to cylindrical with stator skeleton A by gray iron casting
6 size fit designs are processed, a diameter of φ H of seam, and depth is K, by seam positioning tire 13 be designed to hollow-core construction, be in order to
Mitigate its weight, seam positioning tire 13 is designed with 4 uniform screws, is to install guide rod 3, seam is positioned into tire
13 it is cylindrical be designed to groove structure, be in order to by seam positioning tire 13 be fixed on platform 15.
Keyway V-block 20 as shown in Figure 8, Figure 9, keyway V-block 20 be after 3 pieces of steel plates welding, according to stator skeleton
Cylindrical 9 size fit designs of D1 are processed, and keyway V-block 20 is designed with into gradient slope structure, be in order to stator
The cylindrical 9 diameter phi N of skeleton D1 are coordinated, and lay stator skeleton 1, it is to avoid collided between stator skeleton 1 and keyway V-block 20
Situation, influences size, while can also play a part of fixed stator skeleton 1.
Claims (2)
1. a kind of processing technology for megawatt wind generator stator skeleton, it is characterized in that：Use numerically controlled processing equipment, knot
Special tooling is closed, stator skeleton is processed, its step includes：
Step one, stator skeleton (1) endoporus is propped up by chuck (5), using 4 pressing plates (2), guide rod (3) and nut (4)
Push down ring outer surface in stator skeleton (1) and close to bearing rib position, distinguish turning stator skeleton A cylindrical (6), stator skeleton B
Plane (7) and stator skeleton C holes inner circle (8) reach drawing size；
Step 2, is put into seam by stator skeleton A cylindrical (6) by dimensional fits and positions in tire (13), using pressing plate (2), spiral shell
Female (4) and screw rod (14) are compressed on platform (15) with 4 installation guide rod holes on seam positioning tire (13), tire, using 4 pressures
Plate (2), guide rod (3) and nut (4) push down ring inner surface in stator skeleton (1) and close to bearing rib position, distinguish turning stator
Skeleton D1 cylindrical (9), stator skeleton D2 cylindrical (10), stator skeleton D3 cylindrical (11), stator skeleton D4 cylindrical (12) reach drawing
Size；
Step 3, positions tire (13) using seam and positions, pressed with pressing plate (2), nut (4) and screw rod (14) on platform (15)
Tight seam positioning tire (13), pushes down ring outer surface in stator skeleton (1) close using 4 pressing plates (2), guide rod (3) and nut (4)
Bearing rib position, turning M planes (16) and E holes inner circle (17) reach drawing size；
Step 4, positions tire (13) using seam and positions, using pressing plate (2), nut (4) and screw rod (14) on platform (15)
Compress on seam positioning tire (13), tire with 4 installation guide rod holes, pushed down using 4 pressing plates (2), guide rod (3) and nut (4)
Ring inner surface reaches drawing size close to bearing rib position using numerical control drilling milling machine milling F1 keyways (18) in stator skeleton (1)；
Step 5, is positioned using keyway V-block (20), using 4 pressing plates (2), guide rod (3) and nut on platform (15)
(4) stator skeleton (1) bearing rib is pushed down, drawing size is reached using numerical control horizontal one side support boring machine milling F2 keyways (19), i.e.,
Complete whole processes.
2. one kind as claimed in claim is used for the Vehicle Processing of megawatt wind generator stator skeleton and Milling Machining fitting device,
Including seam positioning tire (13) and keyway V-block (20), it is characterized in that：Seam positioning tire (13) by gray iron casting according to stator
Cylindrical (6) size fit designs of skeleton A are processed, a diameter of φ H of seam, and depth is K, and seam positioning tire (13) is designed to hollow
Structure, seam positioning tire (13) is designed with 4 uniform screws, and screw is equipped with guide rod (3), and seam positioning tire (13) is cylindrical
For groove structure, seam positioning tire (13) is fixed on platform (15)；Keyway V-block (20) is welded by 3 blocks of steel plates, according to determining
Sub- cylindrical (9) size fit designs of skeleton D1 are processed, and keyway V-block (20) is with gradient slope structure, the domatic knot of gradient
Structure is coordinated with cylindrical (9) the diameter phi N of stator skeleton D1, lays stator skeleton (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710366749.1A CN107030454A (en) | 2017-05-23 | 2017-05-23 | Megawatt wind generator stator skeleton processing technology and its fitting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710366749.1A CN107030454A (en) | 2017-05-23 | 2017-05-23 | Megawatt wind generator stator skeleton processing technology and its fitting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107030454A true CN107030454A (en) | 2017-08-11 |
Family
ID=59538931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710366749.1A Pending CN107030454A (en) | 2017-05-23 | 2017-05-23 | Megawatt wind generator stator skeleton processing technology and its fitting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107030454A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06178484A (en) * | 1992-12-04 | 1994-06-24 | Shibaura Eng Works Co Ltd | Molded motor |
| CN201316912Y (en) * | 2008-12-15 | 2009-09-30 | 宁夏三一西北骏马电机制造股份有限公司 | Motor frame processing tire |
| CN201319551Y (en) * | 2008-12-15 | 2009-09-30 | 宁夏三一西北骏马电机制造股份有限公司 | Motor stator gold processing positioner |
| CN101780639A (en) * | 2010-03-05 | 2010-07-21 | 大连天元电机股份有限公司 | Machining method for finely boring stand and finely bored stand thereof |
| CN102497072A (en) * | 2011-12-17 | 2012-06-13 | 苏州朗高电机有限公司 | Processing technology of motor base |
| CN102744632A (en) * | 2011-04-18 | 2012-10-24 | 山东济宁特力机床有限公司 | Special fixture for finish turning of motor casing |
| CN102941356A (en) * | 2012-12-04 | 2013-02-27 | 宁夏西北骏马电机制造股份有限公司 | Machining method of small-diameter motor base |
| CN104625612A (en) * | 2014-12-09 | 2015-05-20 | 吴明铂 | Method for small-and-medium-size motor seat |
| CN104646710A (en) * | 2014-12-11 | 2015-05-27 | 王小胡 | Fine boring method of engine base of large electrical machine |
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-
2017
- 2017-05-23 CN CN201710366749.1A patent/CN107030454A/en active Pending
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|---|---|---|---|---|
| JPH06178484A (en) * | 1992-12-04 | 1994-06-24 | Shibaura Eng Works Co Ltd | Molded motor |
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| CN101780639A (en) * | 2010-03-05 | 2010-07-21 | 大连天元电机股份有限公司 | Machining method for finely boring stand and finely bored stand thereof |
| CN102744632A (en) * | 2011-04-18 | 2012-10-24 | 山东济宁特力机床有限公司 | Special fixture for finish turning of motor casing |
| CN102497072A (en) * | 2011-12-17 | 2012-06-13 | 苏州朗高电机有限公司 | Processing technology of motor base |
| CN102941356A (en) * | 2012-12-04 | 2013-02-27 | 宁夏西北骏马电机制造股份有限公司 | Machining method of small-diameter motor base |
| CN104625612A (en) * | 2014-12-09 | 2015-05-20 | 吴明铂 | Method for small-and-medium-size motor seat |
| CN104646710A (en) * | 2014-12-11 | 2015-05-27 | 王小胡 | Fine boring method of engine base of large electrical machine |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
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| CB03 | Change of inventor or designer information |
Inventor after: Cui Hailong Inventor after: Yang Debao Inventor after: Sun Binqi Inventor after: Wu Jiaxing Inventor after: Huang Xiubo Inventor after: Zhou Fengting Inventor after: Yu Yong Inventor after: Wang Zhiwei Inventor after: Wang Wenbin Inventor after: Ma Zhongshuai Inventor after: Lv Qidong Inventor after: Gao Mingjin Inventor before: Cui Hailong Inventor before: Yang Debao Inventor before: Yang Binqi Inventor before: Wu Jiaxing Inventor before: Huang Xiubo Inventor before: Zhou Fengting Inventor before: Yu Yong Inventor before: Wang Zhiwei Inventor before: Wang Wenbin Inventor before: Ma Zhongshuai Inventor before: Lv Qidong Inventor before: Gao Mingjin |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170811 |